For Miller, it represents a lifetime of attempting to merge the impressionistic storytelling of collectible card games with relatively fast-paced, approachable gameplay
Azusa, Lost but Seeking Azusa, Lost but Seeking allows you to play not one extra land, but two
Here's an example of a simple interaction: When you attack with Riku and blockers are declared, play Metamorphic Blast with the two additional costs for a total of 5 mana
US 5662332, Richard Garfield, "Trading Card Game Method Of Play", issued September 2, 1997, assigned to Wizards of the Coast "The Year in Gaming"
As far as actual utility for this blade goes, it's fun to pay 7 mana for the gimmick, but you shouldnt expect this sword to go off super consistently
The last card I want to highlight is an absurd Commander card called Lithoform Engine